Solar battery



FIG. 1 is a front view of a solar battery showing my new design;

FIG. 2 is a rear view of the solar battery;

FIG. 3 is a right side view of the solar battery;

FIG. 4 is a left side view of the solar battery;

FIG. 5 is a top view of the solar battery;

FIG. 6 is a bottom view of the solar battery; and,

FIG. 7 is a top front side perspective view of the solar battery.

A portion of the solar battery is shown with a symbolic break in its length. The appearance of any portion of the article between the break lines forms no part of the claimed design. 

CLAIM The ornamental design for a solar battery, as shown and described. 